Myopias concava Willey & Brown, 1983: 258, figs. 4, 18 (w.q.eq.) NEW GUINEA (Papua New Guinea). Australasia.

Primary type information: Primary type material: holotype worker. Primary type locality: Papua New Guinea: Huon Peninsula, Mongi River watershed, Wamuki, 800 m., 19-20.iv.1955, no. 844 (E.O. Wilson). Primary type depository: MCZC. Secondary type information: Secondary type material: >80 paratype workers, 6 paratype queens, 1 paratype ergatoid queen. Secondary type locality: 20 paratype workers, 1 paratype queen with same data as holotype, unnumbered paratype workers, 3 paratype queens Huon Peninsula, between lower Busu River and Bupu River, nr Lae, 28.iv.1955, no. 887 (E.O. Wilson), 50-60 paratype workers, 2 paratype queens with same data as last but no. 990, 10 paratype workers, 1 paratype ergatoid queen Papua New Guinea: Wau Creek, 1200m. (D.H., A.C. & A.H. Kistner). Secondary type depositories: ANIC, BMNH, MCZC.